authorities say a juvenile was flown to uc davis with critical injuries. and two 19-year-olds were taken to queen of the valley hospital with serious injuries. investigators believe speed may have been a factor in the crash. >>> in the south bay, the medical examiner has identified two 19-year-olds killed in a car accident yesterday morning on northbound 880 in san jose. the coroner says louis carlos flores and joseph robert silon died when their car hit a dirt embankment near the old bayshore off ramp. initial investigation suggests alcohol may have played a role in the crash. >>> about a dozen people were sickened this morning at a san jose hotel, after guests started smelling a chemical odor. fire officials say in all, 13 guests on the 18th floor, the san jose hilton complained of throat and eye irritation. no one was hospitalized. everyone, though, was told to stay in their rooms while hazmat crews investigated. tonight, there is still no word on just what that chemical was. >>> fire crews in mountain view rushed to a two-alarm fire at a mobile home ea